Description Product OverviewSouthwire Flat Blank Cover, Square, Steel, Zinc-Plated, Silver, 0.06 in L, 4 in WProduct DetailsColor: SilverFinish: Zinc-PlatedLength: 0.06 inMaterial: SteelShape: SquareWidth: 4 inFeaturesAngled slots on the covers compensate for up to 12 degrees of box misalignment on upright framing members.